Home / 219,809.15-329,473.19-113,199.56

Finding the Fourth Proportional to 219,809.15, 329,473.19 and 113,199.56

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Solution

The fourth proportional to 219,809.15, 329,473.19 and 113,199.56 is: 169,675.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,809.15 : 329,473.19 = 113,199.56 : x
  2. Step 2: Convert to fraction form
    219,809.15/329,473.19 = 113,199.56/x
  3. Step 3: Cross multiply
    219,809.15x = 329,473.19 × 113,199.56
  4. Step 4: Simplify right side
    219,809.15x = 37,296,220,010.95
  5. Step 5: Solve for x
    x = 37,296,220,010.95/219,809.15
  6. Step 6: Final answer
    x = 169,675.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.